HICTOP 2 Meters GT2 2mm Pitch 6mm Wide Timing Belt Rubber Opening Belt for RepRap 3D Printer Prusa I3 MendelMax 2M GT2 Timing Belt Improve your print quality with high quality belts 2mm pitch 6mm Wide 2 Meters Rubber Opening Belt for 3D printer (reprap , Prusa i3 , MendelMax)